package server

import (
	"errors"
	"net/http"

	"music-server/internal/logging"

	"github.com/labstack/echo/v5"
	"go.uber.org/zap"
)

// httpErrorHandler writes errors from Echo (unknown routes, panics, ...) as an APIError, like Huma does.
func httpErrorHandler(c *echo.Context, err error) {
	if r, _ := echo.UnwrapResponse(c.Response()); r != nil && r.Committed {
		return
	}

	code := http.StatusInternalServerError
	message := http.StatusText(code)
	var he *echo.HTTPError
	var sc echo.HTTPStatusCoder
	switch {
	case errors.As(err, &he):
		code = he.Code
		message = he.Message
	case errors.As(err, &sc):
		code = sc.StatusCode()
	}
	if code >= http.StatusInternalServerError && he == nil {
		logging.GetLogger().Error("Unhandled error", zap.String("path", c.Request().URL.Path), zap.Error(err))
	}
	if message == "" {
		message = http.StatusText(code)
	}

	if c.Request().Method == http.MethodHead {
		_ = c.NoContent(code)
		return
	}
	_ = c.JSON(code, &APIError{Message: message})
}